C3B03 (bizhub 754e/654e)
Contents
| Trouble type | IH malfunction (monitor) |
| Trouble code | C3B03 |
| Rank | A |
| Detection timing | • Though the IH heater is ON, this status cannot be detected mechanically. (IH heater operation failure) • Though the IH heater is OFF, mechanically, the ON status is detected. (Malfunction of IH heater operation) |
| Trouble isolation | – |
| Relevant electrical parts | • Fusing unit • IH coil unit (IHC) • IH power supply (IHPU) • IH magnetic erasing board (IHMEB) • Noise filter (NF1) • Printer control board (PRCB) |
(2)Procedure
| Step | Action | Control signal | Location of electrical components |
| 1 | Check the fusing unit for correct installation (whether it is secured in position). | – | – |
| 2 | Check the open/close operation of the upper right door. | – | – |
| 3 | Check the fusing unit, IHC, IHPU, IHMEB, NF1 and PRCB for proper connection and correct or change as necessary. | – | – |
| 4 | Check the marketing area of IHPU. If the marketing area is incorrect, replace IHPU for proper marketing area. | – | – |
| 5 | Replace the fusing unit (Other area except Taiwan) (Part# A2X0R71055) | – | – |
| 6 | Replace IHC (Part# A2X0M40200) | – | – |
| 7 | Replace IHPU (Part# A61DM40A00) | – | – |
| 8 | Replace IHMEB (Part# A2X0H00W02) | – | – |
| 9 | PRCB ICP15 conduction check | – | – |
| 10 | Replace PRCBPRCB (Part# A55VH00105) | – | – |
| 11 | Replace NF1 (Part# A2XKM40J00 ) | – | – |
- Link to the layout drawings for related parts by each trouble code (S.76. C3B02, C3B07, C3B08)
- Link to the layout drawings for related parts by each trouble code (S.77. C3B03)
Document Information ID D0001104786 Revise ID R000004
Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.
K.3.8.18 (Link to the Field Service Manual)